QX4 2WD V6-3.5L (VQ35DE) (2003)
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Before installing new heated oxygen sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner tool J-43897-18 of J-43897-12
and approved anti-seize lubricant.
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Do not overtorque the heated oxygen sensor. Doing so may cause damage to the heated oxygen sensor, resulting in the MIL coming on.
